@inbook {5431, title = {Nutrition and asexual reproduction in Convolutriloba retrogemma, an acoelous turbellarian in obligate symbiosis with algal cells.}, booktitle = {Reproduction, genetics and distributions of marine organisms.}, volume = {13-21}, year = {1989}, month = {1989}, pages = {13 - 21}, publisher = {Olsen \& Olsen, Fredensborg, Denmark}, organization = {Olsen \& Olsen, Fredensborg, Denmark}, address = {Fredensborg}, keywords = {Convolutriloba retrogemma}, author = {{\r A}kesson,B and Hendelberg,J}, editor = {Ryland,JS and Tyler,PA} }